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1、五年級數學上冊《小數除法豎式計算題》練習
姓名:___________ 分數:__________ 練習日期:_________
25.26= 34.5 1.5= 5.60.04= 1.812=
1.81.2= 7.839= 4.080.8= 0.540.6=
6.30.14= 7215= 14.217= 241.5=
1.2618= 43.529= 18.90.27= 1.3515=
28.611=
2、 20.424= 3.6452= 1560.12=
3281.6= 1.3527= 7.650.85= 12.60.28=
62.42.6= 54.40.16= 1.441.8= 11.72.6=
19.412= 59.80.23= 19.765.2= 10.845=
211.4= 8.841.7= 62.10.03= 1.8954=
0.512.2= 7.12.5= 1.9980.
3、54= 1.2816=
2.10.4= 2.5632= 50.1838.6= 4.6875=
14.70.07= 5.415= 124.80.24= 23.4585=
0.5440.025= 203.511= 2415= 3.6452=
25.26= 34.5 1.5= 5.60.04= 1.812=
4.080.8= 14.217= 1.81.2=
4、7.839=
0.540.6= 6.30.14= 7215= 241.5=
1.2618= 43.529= 1.3515= 18.90.27=
3.6452= 7.650.85= 28.611= 20.424=
3281.6= 1.3527= 12.60.28= 1560.12=
62.42.6= 54.40.16= 11.72.6= 1.441.8=
19.412= 59.80.23=
5、 10.845= 19.765.2=
211.4= 8.841.7= 1.8954= 62.10.03=
0.512.2= 7.12.5= 1.2816= 62.10.03=
1.9980.54= 50.1838.6= 124.80.24= 2.10.4=
2.5632= 4.6875= 14.70.07= 5.415=
203.511= 113.511= 93.518= 223.516=
6、
39.412= 54.80.23= 12.844= 14.765.1=
251.4= 8.891.7= 1.8934= 63.10.09=
0.532.3= 7.82.5= 1.2876= 66.40.02=
0.9980.55= 50.1738.6= 124.80.84= 2.50.3=
8.5635= 4.7874= 14.70.06= 5.516=
(一)脫式計算(能簡算的要簡算)
0.3961.2
7、= 0.7560.36= 15.613= 5.763=
0.1815= 0.02514= 3.0636= 0.040.12= 3.842.6≈ (保留一位小數) 7.1522 90.753.3 3.680.25
16.90.13 1.553.9 3.70.016
13.760.8= 5.20.6 8.41.3
6.40.5
8、 4.480.4 5.255
35.44.2 0.0420.54 0.760.32
0.250.046 2.523.4 1.0825
0.120.50.16= 4.80.25= 0.1251.4≈(保留兩位小數)
2.50.7= (保留三位小數) 10.13.3= (商用循環(huán)小數)
10.7512.5= (用乘法驗算) 3.259.04= (用除法驗算
9、)
3、脫式計算(能簡算的要簡算)2.57.14 16.1299+16.12 5.20.9+0.9 7.2899+7.28 4.3500.2 64-2.640.5
2615.7+15.724 (2.275 +0.625)0.28 3.94+34.30.2 1.2(9.62.4)4.8 8.91.14.7 2.75.43.9 3.69.85-5.46
8.053.4+7.6 6.584.50.9 2.80.5+1
10、.58 32+4.9-0.9 4.8-4.80.5 (1.25-0.125)8 4.8100.1 56.599+56.5 7.0910.8-0.87.09 4.85 + 0.35 1.4 8.7 17.4 - 8.7 7.4
12.50.42.58 0.873.16+4.64 9.5101 0.68 (5.2 -3.5) 1.25 40.5 0.81 0.18 4.8 (15 2.4) 2.1308257
6.81+6.8199
11、 0.2518540 4.40.8-3.40.8
(9.37+9.37+9.37+9.37) 2.5 4.2.1.+1.1.75
2.376.3+2.373.7 2.51.250.32 3.810.1
2.5(3.80.04) 7.69101 3.810.1
0.2539+0.25 0.12572 460.33+540.33
(85.27) 1.25 6.81+6.8199 0.2518540
6.80.750.5 3.750.125–2.75 1.53+23.47.2
9.599 13.50.98 12.58.8